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Finding the Fourth Proportional to 270,797.53, 406,272.23 and 108,805.33

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Solution

The fourth proportional to 270,797.53, 406,272.23 and 108,805.33 is: 163,238.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,797.53 : 406,272.23 = 108,805.33 : x
  2. Step 2: Convert to fraction form
    270,797.53/406,272.23 = 108,805.33/x
  3. Step 3: Cross multiply
    270,797.53x = 406,272.23 × 108,805.33
  4. Step 4: Simplify right side
    270,797.53x = 44,204,585,018.50
  5. Step 5: Solve for x
    x = 44,204,585,018.50/270,797.53
  6. Step 6: Final answer
    x = 163,238.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.